This front axle shaft seal is designed for front wheel drive applications and serves as a direct replacement for OEM part number 19169124.It also replaces part numbers 12471592, 12471683, and 12479155. Compatible with select Silverado and Sierra 2500/3500 series, Yukon XL, and Suburban models (including 3500HD) equipped with axle codes ZC1, ZC2, ZD1, ZD2, ZF1, ZF2, ZH1, or ZH2.Suitable for 1/2-ton, 3/4-ton, and 1-ton configurations with 6.0L engines, crew body style, and 153-inch wheelbase.Not compatible with vehicles featuring a 4.10 axle ratio. Constructed from rubber and finished in black, this seal restores proper sealing at the front axle shaft interface.Package includes one front axle shaft seal.Please note that actual product color may vary slightly due to conditions and monitor settings.Dimensional tolerances are within ±1–3 cm.